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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gfortran.dg/assignment_2.f90
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+! { dg-do compile }
+!
+! PR fortran/35033
+!
+! The checks for assignments were too strict.
+!
+MODULE m1
+ INTERFACE ASSIGNMENT(=)
+ SUBROUTINE s(a,b)
+ REAL,INTENT(OUT) :: a(1,*)
+ REAL,INTENT(IN) :: b(:)
+ END SUBROUTINE
+ END Interface
+contains
+ subroutine test1()
+ REAL,POINTER :: p(:,:),q(:)
+ CALL s(p,q)
+ p = q
+ end subroutine test1
+end module m1
+
+MODULE m2
+ INTERFACE ASSIGNMENT(=)
+ SUBROUTINE s(a,b)
+ REAL,INTENT(OUT),VOLATILE :: a(1,*)
+ REAL,INTENT(IN) :: b(:)
+ END SUBROUTINE
+ END Interface
+contains
+ subroutine test1()
+ REAL,POINTER :: p(:,:),q(:)
+ CALL s(p,q) ! { dg-error "requires an assumed-shape or pointer-array dummy" }
+!TODO: The following is rightly rejected but the error message is misleading.
+! The actual reason is the mismatch between pointer array and VOLATILE
+ p = q ! { dg-error "Incompatible ranks" }
+ end subroutine test1
+end module m2
+
+MODULE m3
+ INTERFACE ASSIGNMENT(=)
+ module procedure s
+ END Interface
+contains
+ SUBROUTINE s(a,b) ! { dg-error "must not redefine an INTRINSIC type" }
+ REAL,INTENT(OUT),VOLATILE :: a(1,*)
+ REAL,INTENT(IN) :: b(:,:)
+ END SUBROUTINE
+end module m3
+
+! { dg-final { cleanup-modules "m1 m2 m3" } }